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STE75 Versatile compact platform for A3B5 | A2B6 | A3N compounds growth

Versatile compact STE75 MBE system is designed for А3В5, wide band gap А2В6 or А3N compounds growth on substrates up to Ø3’’.

STE75 is intended for scientific R&D in the field of modern semiconductor applications and provides a wide range of in-situ process monitoring opportunities. 

Platform design provides a wide range of applications with low operation costs and compact  footprint.

SYSTEM CAPACITY

 

  • 1×Ø3’’

 

 

 

 

GROWTH CHAMBER

 

  • Ultimate pressure <5∙10-11Torr
  • 10 shuttered ports for sources
  • 4 non-shuttered ports for in-situ analytics tools
  • LN2 consumption less than 10-15 l/h*

SOURCES

 

  • Valved cracker sources for As, Sb, P
  • NH3 or CBr4 gas injector with heating capability
  • N2 plasma source
  • Single filament effusion cells
  • Effusion cells for Al, Ga, In, etc. With dual filament (SUMO or conic crucibles)
  • Doping cells for Si, Be, Mg, etc. 

LOAD-LOCK CHAMBER

 

  • Manual loading
  • Storage cassette for substrate holders for up to 3 positions
  • Inert atmosphere glove box hermetically connected to quick access door

 

GROWTH MANIPULATOR

 

  • PBN/PG/PBN heater providing high temperature uniformity and heating/cooling rate dynamics
  • Substrate heating up to 1200°C
  • Substrate holder rotation speed up to 1rps

 

BUFFER CHAMBER

 

  • Storage cassette for substrate holders for up to 6 positions
  • PBN/PG/PBN heater providing high temperature uniformity and heating/cooling rate dynamics
  • Substrate heating up to 800°C
  • Water-cooling system

 

VACUUM SYSTEM

 

  • Single LN2 cryopanel
  • Pumping system configuration depends on STE75 system application (cryogenic, sublimation, ion, corrosive-resistant turbomolecular pumps, scroll forepump)
  • Bayard-Alpert vacuum gauge
  • Pirani vacuum gauge

 

ANALYTIC SYSTEM

 

  • RHEED with high definition video camera
  • Residual gas analyzer
  • IR pyrometer
  • Laser interferometer
  • Bayard-Alpert Beam Flux Monitor

PROCESS CONTROL

 

  • Special software
  • In-situ process control system
  • Growth manipulator remote control
  • Graphic visualization of all control and monitoring parameters

 

* when using phase separator, depending on quantity of operating effusion cells, substrate temperature, as well as the operating mode, etc.

  • WIde range of R&D applications
  • 14 ports for sources and in-situ analytic tools
  • Extremely low LN2 consumtion
  • Compact footprint
  • Simple integration into the UHV cluster tool